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JAMB Mathematics 2019 Objective — Question 10

Question 10 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2019 Objective paper, with the correct answer and a full explanation.

If the midpoint of the line PQ is (2, 3) and the point P is (-2, 1), find the coordinate of the point Q

A. (8, 6)
B. (5, 6)
C. (0,4)
D. (6,5)Correct

Explanation

Midpoint formula: (−2+x)/2=2 ⇒ x=6. (1+y)/2=3 ⇒ y=5. So Q=(6,5).

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